Ricoh IS450 Photo Scanner User Manual


 
6. Appendices
54
Gamma Correction
The following types of gamma correction are possible. However, different models of output
devices have different characteristics. Select a suitable gamma curve for the original that is to be
scanned and the output device.
Normal
Emphasizes the contrast slightly, resulting in a somewhat sharp scanned image.
Sharp
Emphasizes the contrast, resulting in a sharp scanned image.
Soft
Decreases the contrast, resulting in a soft scanned image.
Linear
Outputs the image as scanned.
User-defined
Downloads a user-defined gamma curve for gamma correction.
Normal Sharp
Soft Linear